EXPERT-VERIFIED ORACLE 1Z0-083 EXAM QUESTIONS FOR RELIABLE PREPARATION

Expert-Verified Oracle 1Z0-083 Exam Questions for Reliable Preparation

Expert-Verified Oracle 1Z0-083 Exam Questions for Reliable Preparation

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Tags: Valid 1Z0-083 Exam Questions, 1Z0-083 Examcollection, 1Z0-083 Exam Collection Pdf, 1Z0-083 Exam Guide, 1Z0-083 Latest Dumps Pdf

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Oracle 1Z1-083 is an exam designed for professionals who wish to demonstrate their knowledge and expertise in database administration. 1Z0-083 exam is a part of the Oracle Certified Database Administrator (OCDA) certification program and is considered an important step towards becoming an Oracle Certified Master. 1Z0-083 Exam aims to test the candidate's ability to manage and administer an Oracle database, including installation, configuration, backup and recovery, and performance tuning.

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Oracle Database Administration II Sample Questions (Q26-Q31):

NEW QUESTION # 26
Which two are true about creating RMAN backups for an Oracle container database? (Choose two.)

  • A. Tablespaces from different PDBs with identical names must be backed up by connecting RMAN separately to each PDB to back up the tablespaces.
  • B. The BACKUP PLUGGABLE DATABASEcommand can be used to back up CDB$ROOT.
  • C. The BACKUP DATABASE PLUS ARCHIVELOGcommand will back up archive logs when RMAN is connected to a PDB.
  • D. SPFILEbackups can be created while connected to an application root PDB.
  • E. The BACKUP DATABASEcommand will create a pluggable database (PDB) backup when RMAN is connected to a PDB.

Answer: A,E


NEW QUESTION # 27
Which three are true In Oracle 19c and later releases?

  • A. A transportable data pump import can leave a plugged-in tablespace in read-only mode.
  • B. A transportable data pump import can leave a plugged-in tablespace In read/write mode.
  • C. Tablespaces never remain In read/write mode during transportable tablespace operations.
  • D. An ordinary data pump export of a table with encrypted columns will always encrypt the same columns when imported.
  • E. Tablespaces always remain In read/write mode during transportable tablespace operations.
  • F. Simultaneous data pump jobs can be limited at the pluggable database (PDB) level.

Answer: A,D,E


NEW QUESTION # 28
A user complains about poor database performance.
You want to verify if the user's session has waited for certain types of I/O activity.
Which view displays all waits waited on by a session at least once?

  • A. V$SESSION_WAIT_CLASS
  • B. V$SESSION_EVENT
  • C. V$SESSION
  • D. V$SESSION_WAIT
  • E. V$SESSTAT

Answer: A

Explanation:
Explanation/Reference: https://docs.oracle.com/cd/E29597_01/server.1111/e16638/instance_tune.htm


NEW QUESTION # 29
Which two are true about gathering optimizer statistics? (Choose two.)

  • A. System statistics can be gathered only while connected to CDB$ROOT.
  • B. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics in all open PDBs except PDB$SEED.
  • C. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to a PDB opened in read/write mode gathers object statistics for that PDB.
  • D. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics only in CDB$ROOT.
  • E. Executing DBMS_STATS.GATHER_DATABASE_STATS while connected to CDB$ROOT gathers object statistics in all open pluggable databases (PDBs)

Answer: C,E

Explanation:
https://mikedietrichde.com/2016/10/21/gather-fixed-objects-stats-in-pdbs-as-well/#:~:text=Yes%2C%20you'll%20have%20to,independently%20from%20the%20CDB%24ROOT.&text=Oracle%20Database%20automatically%20gathers%20fixed,Automatic%20Optimizer%20Statistics%20Collection%E2%80%9C) .
Reference:
https://docs.oracle.com/en/database/oracle/oracle-database/20/arpls/DBMS_STATS.html


NEW QUESTION # 30
Oracle Managed Files (OMF) is enabled in a CDB and this command is successfully executed: Which three are true? (Choose three.)

  • A. An application seed PDB is created for APP1.
  • B. APP1 can never be unplugged.
  • C. Application PDBsthat are subsequently created in the APP1 application container will be cloned from APP1$SEED.
  • D. Application PDBs that are subsequently created in the APP1 application container will be cloned from PDB$SEED.
  • E. A default service is created for the application root APP1.
  • F. An application root PDB is created for APP1.

Answer: D,E,F


NEW QUESTION # 31
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